The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 22, 2011
Filed:
Oct. 28, 2004
Martin Beck, Maxdorf, DE;
Volker Frenz, Alteiningen, DE;
Anna Kowalski, Frankenthal, DE;
Elisabeth Selzer, Lumburgerhof, DE;
Ernst Jürgen Bauer, Ludwigshafen, DE;
Harald Keller, Ludwigshafen, DE;
Bernhard Steinmetz, Limburgerhof, DE;
Martin Beck, Maxdorf, DE;
Volker Frenz, Alteiningen, DE;
Anna Kowalski, Frankenthal, DE;
Elisabeth Selzer, Lumburgerhof, DE;
Ernst Jürgen Bauer, Ludwigshafen, DE;
Harald Keller, Ludwigshafen, DE;
Bernhard Steinmetz, Limburgerhof, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
A hydrogel having a floatability where from 40% to 90% of a solution and/or suspension to be thickened are thickened starting from the surface of the liquid and the rest of the solution and/or suspension to be thickened is thickened starting from the bottom of the container, a process for preparing the hydrogel and also its use for absorbing blood and/or body fluids, especially in hygiene articles, or for thickening aqueous solutions and/or suspensions, especially for thickening medical wastes.